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Models · Hiller · Helicopters · data as of October 2, 2026

Hiller UH-12

217 on the U.S. register across 9 versions the FAA records separately. Built from 1949 to 1996; half of them date from 1960 or earlier. Texas has the most (42). 57% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are never named here.

Hiller UH-12: Family of light helicopters
Photo: U.S. Army, Public domain, via Wikimedia Commons · Hiller OH-23 Raven on Wikipedia

About the UH-12 from the FAA's model table

Type
Rotorcraft · Helicopters
Power
Piston (reciprocating), 1 engine
Common engines
Lycoming Vo-540 Series (53), Franklin 6V4 Series (27), Allison 250 Series (14)
Seats
4
Cruise speed
about 72 mph
Maker on the register
Hiller
Registered
earliest certificate April 25, 1978; newest August 31, 2026

Where they are owner's state

Texas42California26Washington14Virginia10South Carolina9Kansas9Oregon8Oklahoma8Florida7Utah6Delaware6Arizona6

Who owns them registrant type

Corporation93 (43%)Individual83 (38%)LLC30 (14%)Co-owned10 (5%)Partnership1 (0.5%)

Versions as the FAA records them · click one to list only those aircraft

VersionRegisteredBuiltShare
UH-12E1031958 to 199647.5%
UH-12B351950 to 196316.1%
UH-12C311955 to 195914.3%
UH-12D221957 to 197610.1%
UH-12A161949 to 19627.4%
UH-12E441966 to 19761.8%
UH-12L4319661.4%
UH-1221949 to 19610.9%
UH-12E-L1—0.5%

When they were built by decade · 68 with no year on file

016324763319406319505119602119709198021990

Registrations by year certificates issued since 2010, including changes of owner · 2026 is the year so far

051014192010201120122013201420152016201720182019202020212022202320242025132026

Registration status

Valid212 (98%)Sale reported3 (1%)Pending1 (0.5%)Expired1 (0.5%)

Airworthiness certificate class

Standard115 (53%)Restricted41 (19%)Multiple37 (17%)None on file14 (6%)Experimental9 (4%)Special flight permit1 (0.5%)

Biggest operators companies, schools and clubs

Fort Wolters Helicopter INC13Slikker Flying Service INC6Four Creeks Aviation INC6Bank Of Utah Trustee6Summit Helicopters INC5Hiller Aircraft CORP5Haddock Flying Service INC5Magnum Aviation LLC4Knutson Flying Service INC3Classic Helicopters LLC3Rutland Flying Service INC2Paragon Helicopter Services LLC2

Fleet pages: Fort Wolters Helicopter INC · Slikker Flying Service INC · Four Creeks Aviation INC · Bank Of Utah Trustee · Summit Helicopters INC · Hiller Aircraft CORP · Haddock Flying Service INC · Magnum Aviation LLC

Accident history NTSB records · 236 cases since 1982, 12 fatal

2026-04-30CEN26LA175 · UH-12E N22SP · accident near Chickasha, OK · no injuries
2025-08-11WPR25LA246 · UH-12E N703WA · accident near Fobes Hill, WA · no injuries
2024-07-24WPR24LA262 · UH-12E N3375T · accident near Bonners Ferry, ID · no injuries
2023-08-27CEN23LA383 · UH-12A N8178H · accident near Mosby, MO · no injuries
2022-07-06WPR22LA245 · UH-12E N130HA · accident near Wenatchee, WA · serious injuries
2022-02-09ERA22LA118 · UH-12E4 N64741 · accident near Shrewsbury, PA · no injuries
2021-09-29ERA21LA386 · UH-12E N430NR · accident near Millen, GA · minor injuries
2021-09-23WPR21LA354 · UH-12E N5334V · accident near Bovill, ID · no injuries

The 8 most recent of 236 cases where the NTSB's make and model match this family's versions. Rates per registered aircraft, phases of flight and causes are coming with the analytics stage. Each aircraft's own page also shows its record.

Questions people ask answers refresh every morning

How many Hiller UH-12 aircraft are registered in the U.S.?

217 as of October 2, 2026, counting 9 versions the FAA records separately.

Which state has the most Hiller UH-12s?

Texas, with 42.

Who owns the Hiller UH-12?

57% are registered to companies, flight schools, clubs and other organisations; the rest to individuals and co-owners, who are never named on this site.

Aircraft newest certificates first · 217

Tail no.Maker and modelOwner and baseCertificateRegisteredStatus
N780C Hiller
UH-12C
Individual owner
Nevada
Standard 1989-07-24 Valid
N180HA Hiller
UH-12E
Ambrosini Helicopters INC
Fresno, California
Standard 1989-05-15 Valid
N245C Hiller
UH-12B
Individual owner
New York
Restricted 1987-10-02 Valid
N6006K Hiller
UH-12E
Summit Helicopters
Salem, Virginia
Standard 1983-08-26 Valid
N3751Z Hiller
UH-12E
Hiller Aviation INC
Firebaugh, California
Multiple 1983-06-14 Valid
N5325V Hiller
UH-12E
Individual owner
Washington
Multiple 1982-08-02 Valid
N535HA Hiller
UH-12E
Summit Helicopters INC
Salem, Virginia
Multiple 1981-06-18 Valid
N7212H Hiller
UH-12B
Individual owner
Wisconsin
Multiple 1980-08-21 Valid
N9063L Hiller
UH-12E
Knutson Flying Service INC
Tioga, North Dakota
Standard 1979-02-21 Valid
N47077 Hiller
UH-12D
Knutson Flying Service INC
Tioga, North Dakota
Standard 1978-09-29 Valid
N175HA Hiller
UH-12E
Co-owned owner
Oregon
Multiple 1978-08-02 Valid
N132HA Hiller
UH-12E
Sky Copters INC
Westmoreland, Kansas
Standard 1978-04-25 Valid
N239SB Hiller
UH-12C
Individual owner
Oregon
Standard Sale reported
N33616 Hiller
UH-12B
Individual owner
Florida
Standard Sale reported
N5362V Hiller
UH-12E
Individual owner
Oklahoma
Standard Sale reported
N64764 Hiller
UH-12B
Individual owner
California
Standard Pending
N91556 Hiller
UH-12B
Individual owner
Idaho
Standard Valid
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